EXPRESSION OF INTEREST FOR DESIGN, SUPPLY, TRANSPORT, ASSEMBLY AND COMMISSIONING OF A MULTI GRAVITY SEPARATOR (MGS) PILOT PLANT TO TRINITY METALS LTD

Trinity Metal Ltd is seeking for a qualified and local Rwandan service provider to design, supply, fabricate, assemble and commission a Wolfram gravity pilot plant at Nyakabingo mine. The MGS pilot plant will be connected to the 5 tph pilot plant currently being constructed at Nyakabingo Mine. The MGS plant will process the fine materials that the 5 tph pilot plant cannot recover.

Scope of Work:

1. Design

• Flowsheet generation of the pilot plant.
• Equipment sizing - MGS, Slurry pumps, Screens, Conveyors, Water pumps, cyclone, agitator, etc.
• Infrastructure design – Staircases, handrails and major plant structures.
• Pipings
• Electrical design

2. Supply and Fabricate

Mechanical equipment

• Feed conveyor
• Vibrating screens (Primary scalping screen and secondary screen)
• Slurry pumps
• Dewatering cyclone
• Agitator
• Settling cone
• Water pump
• Water tank (10m3 plastic)
• MGS
• Plate works (hoppers, chutes, underpans and deep cone settlers)

Steel works 

• Hot-dipped galvanized plant structures
• Access staircase with galvanized stair treads
• Access and maintenance platforms with hot-dip galvanized grating
• Painted handrail with knee braces
• Piping - suction and delivery piping within the module (pipes and fittings, pipe supports and valves)

Electricity

• Freestanding form 1B IP65 Panel
• HMI
• Cables and racks
• Lighting
• Key instruments
• Earthing
• Software development and commissioning
• E-stop stations

3. Transport

• The scope includes the transport of the equipment and materials mentioned above under Section 2 (Supply and Fabricate) from source to destination (Nyakabingo Mine).

4. Assembly 

• The scope includes the assembly of the equipment, structure and materials on site (Nyakabingo Mine) based on the agreed plant flowsheet.

Operations and Maintenance

• The scope of work consists of the operations and maintenance of the proposed Pilot Plant and includes for management and supervision as well as the management of local labour as well as ordering of spares, reagents, and consumables as required.

Obsideo will implement, and the Obsideo Plant Manager will oversee compliance with the processing plant SHE, operations, maintenance, stock management, procurement, IR and payroll systems and procedures. Obsideo will assist with the recruitment, testing, and will manage the local employed staff and will train and manage the performance of all employees. Obsideo head office will provide the employment support services to its staff including training, payroll, employee tax, and rotations.

Eligibility and Competency Requirements

Interested parties must:

• Have a minimum of 10 years of demonstrated experience in designing (process, mechanical, electrical and structural) a metallurgical plant preferably gravity processing plant.
• Possess a solid track record of working on similar projects and should be provided as part of submissions
• Where applicable, be registered with, or eligible to carry out similar services with, a recognized professional organization 
• Possess multidisciplinary engineering expertise and project management capabilities.

All interested parties should submit an Expression of Interest in accordance with the below requirements complete with supporting documents.

• Application Cover Letter introducing your Company/Individual expressing interest, availability, and a brief business and experience profile including qualifications and experience.
• CVs of proposed personnel demonstrating MGS design, supply, fabricate, assemble and commission skills.
• Key personnel CVs for conducting the required technical work
• Summary of qualifications and relevant experience.
• Indicative timeframe and approach.
• Details of at least three similar projects undertaken in the last five years.
• Certificate of domestic company registration issued by RDB.
• VAT Registration.
• Valid income tax clearance issued by RRA

Submission to be forwarded to tender@trinity-metals.com

by not later than 19th January 2026 at 11:00AM Local time.

Expressions of Interest received after 19th January 2026 will unfortunately not be considered.

Further discussion will be undertaken with selected respondents to prove the competence of the bidder and thereafter an invitation to tender will be provided to the bidder.